Prove that root n is not a rational number
Question:- Prove that root n is not a rational number, if n is not perfect square Solution:- Let √n be a rational number. ∴ , where p and q are co-prime integers q≠ 0. On squaring both side we get ….(i) ⇒ n divides p² ⇒ n divides p … (ii) [If n divides p², … Read more